Drupal → Views фильтр "товар имеет опубликованную вариацию"

// src/Plugin/views/filter/ProductHasPublishedVariationViewsFilter.php
 
/**
 * @ViewsFilter("product_has_published_variation")
 */
class ProductHasPublishedVariationViewsFilter extends FilterPluginBase {
 
  /**
   * {@inheritDoc}
   */
  public function query() {
    $this->ensureMyTable();
    $query = $this->query; /** @var \Drupal\views\Plugin\views\query\Sql $query */
 
    $query->addWhereExpression($this->options['group'], "
      EXISTS (
        SELECT *
        FROM {commerce_product_variation_field_data}
        WHERE
          {commerce_product_variation_field_data}.product_id = {$this->tableAlias}.product_id AND
          {commerce_product_variation_field_data}.status = 1
      )
    ");
  }
 
}

// MODULENAME.views.inc
 
/**
 * Implements hook_views_data_alter().
 */
function MODULENAME_views_data_alter(array &$data) {
  $data['commerce_product_field_data']['has_published_variation'] = [
    'title' => t('Product has published variation'),
    'help' => t('Product has published variation'),
    'filter' => [
      'id' => 'product_has_published_variation',
    ],
  ];
}